EP0081858A3 - Process for manufacturing pneumatic tires and relative device - Google Patents

Process for manufacturing pneumatic tires and relative device Download PDF

Info

Publication number
EP0081858A3
EP0081858A3 EP82111655A EP82111655A EP0081858A3 EP 0081858 A3 EP0081858 A3 EP 0081858A3 EP 82111655 A EP82111655 A EP 82111655A EP 82111655 A EP82111655 A EP 82111655A EP 0081858 A3 EP0081858 A3 EP 0081858A3
Authority
EP
European Patent Office
Prior art keywords
bead cores
carcass plies
carcass
configuration
pneumatic tires
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP82111655A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0081858A2 (en
Inventor
Renato Caretta
Bruno Colombani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pirelli Tyre SpA
Original Assignee
Pirelli Pneumatici SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pirelli Pneumatici SpA filed Critical Pirelli Pneumatici SpA
Publication of EP0081858A2 publication Critical patent/EP0081858A2/en
Publication of EP0081858A3 publication Critical patent/EP0081858A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3242—Folding over means, e.g. bladders or rigid arms and with means for pressing the bladder against the ply material, e.g. bladder guide shoes, cages, arms
    • B29D2030/325—Folding over means, e.g. bladders or rigid arms and with means for pressing the bladder against the ply material, e.g. bladder guide shoes, cages, arms the means being radially expandable and contractible

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
EP82111655A 1981-12-15 1982-12-15 Process for manufacturing pneumatic tires and relative device Withdrawn EP0081858A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2559481 1981-12-15
IT25594/81A IT1140154B (it) 1981-12-15 1981-12-15 Procedeimento per la fabbricazione di pneumatici e relativo dispositivo

Publications (2)

Publication Number Publication Date
EP0081858A2 EP0081858A2 (en) 1983-06-22
EP0081858A3 true EP0081858A3 (en) 1984-05-09

Family

ID=11217208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82111655A Withdrawn EP0081858A3 (en) 1981-12-15 1982-12-15 Process for manufacturing pneumatic tires and relative device

Country Status (6)

Country Link
EP (1) EP0081858A3 (ja)
JP (1) JPS58112719A (ja)
BR (1) BR8207403A (ja)
ES (2) ES518634A0 (ja)
GR (1) GR77089B (ja)
IT (1) IT1140154B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1151126B (it) * 1982-03-30 1986-12-17 Pirelli Procedimento e apparecchiatura per la fabbricazione di pneumatici
KR950007655B1 (ko) * 1990-11-02 1995-07-14 스미토모 라버 인더스트리스주식회사 생타이어 성형방법 및 장치
FI89819C (fi) * 1992-02-24 1993-11-25 Tamfelt Oy Ab Torkvira foer pappersmaskin
JPH06198766A (ja) * 1992-12-28 1994-07-19 Bridgestone Corp タイヤ成型法およびその装置
US7152649B2 (en) 1999-07-30 2006-12-26 Pirelli Pneumatici S.P.A. Tire-assembling apparatus
JP4927509B2 (ja) * 2006-11-28 2012-05-09 富士通テレコムネットワークス株式会社 ネジの締結構造
JP5176677B2 (ja) * 2008-05-07 2013-04-03 横浜ゴム株式会社 ゴム部材のターンアップ装置および方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567064A (en) * 1949-10-28 1951-09-04 Nat Standard Co Method of making tires
US3016321A (en) * 1957-03-06 1962-01-09 Continental Gummi Werke Ag Tire building machine
US3784426A (en) * 1970-12-18 1974-01-08 Goodyear Tire & Rubber Method of building tires
FR2228602A1 (ja) * 1973-05-12 1974-12-06 Continental Gummi Werke Ag
US4131500A (en) * 1974-12-09 1978-12-26 Avon Tyres Limited Tire building drum
US4226656A (en) * 1979-04-02 1980-10-07 The Goodyear Tire & Rubber Company Tire carcass assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567064A (en) * 1949-10-28 1951-09-04 Nat Standard Co Method of making tires
US3016321A (en) * 1957-03-06 1962-01-09 Continental Gummi Werke Ag Tire building machine
US3784426A (en) * 1970-12-18 1974-01-08 Goodyear Tire & Rubber Method of building tires
FR2228602A1 (ja) * 1973-05-12 1974-12-06 Continental Gummi Werke Ag
US4131500A (en) * 1974-12-09 1978-12-26 Avon Tyres Limited Tire building drum
US4226656A (en) * 1979-04-02 1980-10-07 The Goodyear Tire & Rubber Company Tire carcass assembly

Also Published As

Publication number Publication date
GR77089B (ja) 1984-09-06
BR8207403A (pt) 1983-10-18
ES8400929A1 (es) 1983-12-01
ES8401371A1 (es) 1983-12-16
JPS58112719A (ja) 1983-07-05
EP0081858A2 (en) 1983-06-22
ES518635A0 (es) 1983-12-16
IT1140154B (it) 1986-09-24
IT8125594A0 (it) 1981-12-15
ES518634A0 (es) 1983-12-01

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): AT BE DE FR GB LU NL SE

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): AT BE DE FR GB LU NL SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 19841004

RIN1 Information on inventor provided before grant (corrected)

Inventor name: COLOMBANI, BRUNO

Inventor name: CARETTA, RENATO